condition	mean	min	max
0 h after light	20.02915	19.46	20.5983
4 h after light	23.89315	23.2471	24.5392
8 h after light	28.0524	27.4812	28.6236
4 h after dark	35.14435	34.09	36.1987
8 h after dark	26.86555	25.1587	28.5724
12 h after dark	22.895899999999997	20.2747	25.5171